Salmonella infection is a common bacterial disease that affects the intestinal tract. Salmonella bacteria typically live in the intestines of animals and humans and are shed through faeces.
Scabies is an itchy skin condition caused by a tiny burrowing mite called Sarcoptes scabiei. The presence of the mite leads to intense itching in the area of its burrows. The urge to scratch may be especially strong while you're in bed at night.
Scarlet fever, or scarlatina, is an illness that brings on a rash covering most of the body, a strawberry-like appearance of the tongue and usually a high fever.
Schizophrenia is a group of severe brain disorders in which people interpret reality abnormally. Schizophrenia may result in some combination of hallucinations, delusions and disordered thinking and behavior.
In this article I will concentrate on Sciatica. At the outset we look at what Sciatica is, we then consider the causes of Sciatica, the risk factors associated with Sciatica and finally a selection of treatments available and current management strategies for Sciatica.
Seasonal affective disorder (also called SAD) is a type of depression that occurs at the same time every year. If you're like most people with seasonal affective disorder, your symptoms start in the fall and may continue into the winter months, sapping your energy and making you feel moody.
Seborrheic dermatitis is a common skin disorder that mainly affects the scalp, causing scaly, itchy, red skin and stubborn dandruff. For infants, seborrheic dermatitis of the scalp is known as cradle cap.
Self-injury is the act of deliberately harming your own body, such as cutting or burning yourself. It's not meant as a suicide attempt and isn't part of a socially acceptable cultural or artistic expression or ritual, such as tattooing.
In rare cases, people have been known to have allergic reactions to proteins in their partner's semen (semen allergy). In medical terms, semen allergy is known as seminal plasma hypersensitivity.
You used to leave your baby with loved ones or other trusted child care providers with a kiss on the cheek and a quick wave goodbye. Separation anxiety seemed to be a problem only for other kids. Now, however, your goodbyes trigger tears. What's going on?
Sexually transmitted diseases (STDs) are infections acquired by sexual contact. You can catch sexually transmitted diseases any time you have unprotected sex with a partner who is already infected.
Shaken baby syndrome — also known as abusive head trauma, shaken impact syndrome, inflicted head injury or infant whiplash syndrome — is a serious brain injury that occurs when an infant or toddler is forcefully shaken.
Shellfish allergy is one of the most common food allergies. If you have a shellfish allergy, you may have an allergic reaction to only certain kinds of shellfish, or you may have an allergy to all shellfish.
Shingles is a viral infection that causes a painful rash. Although shingles can occur anywhere on your body, it most often appears as a band of blisters that wraps from the middle of your back around one side of your chest to your breastbone.
Sickle cell anaemia is an inherited form of anaemia — a condition in which there aren't enough healthy red blood cells to carry adequate oxygen throughout your body.
Sinus headaches are headaches that may accompany sinusitis, a condition in which the membranes lining your sinuses become swollen and inflamed. You may feel pressure around your eyes, cheeks and forehead. Perhaps your head throbs.
Sjogren's is a chronic disorder of the immune system. It is an autoimmune condition, meaning that healthy tissues and cells are mistakenly attacked by the immune system.
Skin cancer — the abnormal growth of skin cells — most often develops on skin exposed to the sun. But this common form of cancer can also occur on areas of your skin not ordinarily exposed to sunlight.
Sleep apnea is a potentially serious sleep disorder in which breathing repeatedly stops and starts. You may have sleep apnea if you snore loudly and you feel tired even after a full night's sleep.
Sleepwalking — also known as somnambulism — usually involves getting up and walking around while asleep. Most common in children between the ages of 8 and 12, sleepwalking often is a random event that doesn't signal any serious problems or require treatment.